A red cheek as first clinical sign of a sebaceous lymphadenocarcinoma of the parotid gland with lymphangiosis carcinomatosa and lymph node metastases

Sebaceous lymphadenoma is a rare benign neoplasm presenting predominantly in the parotid gland or in periparotid lymph nodes. It rarely transforms into a malignant tumor. We present a sebaceous lymphadenoma with an unusual clinical presentation with a malignant component, infiltration of lymph nodes...

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